41. To prevent the GDM queue from being filled-up by denial-of-service attacks, what variables in gdm.conf are set to a
low value? (Please choose TWO correct answers.)
A. QueueLimit
B. DisplaysPerHost
C. RemoteLogins
D. MaxPending
Answer: BD
42. What command is used to add a new CDROM to APT’s list of available sources?
A. apt-get add -d /media/cdrom
B. apt-cdrom add -d /media/cdrom
C. apt-config add -d /media/cdrom
D. apt-setup add -d /media/cdrom
Answer: B
43. What entry in the NFS access control file will allow all computers within the domain foobar.net read-only access to
the directory, /usr/local/backup?
A. /usr/local/backup *.foobar.net(ro)
B. /usr/local/backup read_only=foobar.net
C. read_only=/usr/local/backup foobar.net
D. *.foobar.net /usr/local/backup options=!write
E. foobar.net:/usr/local/backup
Answer: A
44. You want all users on a machine to be able to administer printers. What line in your /etc/sudoers would achieve this?
A. ALL ALL = /usr/bin/gnome-cups-manager
B. /usr/bin/gnome-cups-manager, ALL, ALL, users
C. /usr/bin/gnome-cups-manager (ALL) ALL, users
D. ALL (ALL) = /usr/bin/gnome-cups-manager
Answer: A
45. How do you see which packages a package depends on (e.g. gimp)?
A. apt-cache -show-deps gimp
B. aptitude show gimp
C. apt-show all gimp
D. dpkg -show gimp
Answer: B
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